Unknown
- Annu: 2011
- Paese: France, Germany, United Kingdom, United States of America
- Genre: Action, Mystery, Thriller
- Studio: Panda Productions, Dark Castle Entertainment, Silver Pictures, Studio Babelsberg, Horticus UK, StudioCanal, TF1 Films Production, Canal+, Warner Bros. Pictures
- Parolla chjave: hotel, taxi, coma, taxi driver, prince, briefcase, hospital, stolen identity
- Direttore: Jaume Collet-Serra
- Cast: Liam Neeson, Diane Kruger, January Jones, Aidan Quinn, Bruno Ganz, Frank Langella